Gas measures :    CH₄% - CO₂% - O₂% - H₂S ppm - H₂ ppm

Gas analysis principle :

• CH₄ - CO₂ :    Infrared dual beam detectors (NDIR)
• O₂ - H₂S - H₂ :    Industrial electrochemical cells (ECD)

Standard measuring ranges : (other ranges on request)

• CH₄ :   0-100%vol
• CO₂ :   0-50% or 0-100%vol
• O₂ :    0-25%vol
• H₂S :    From 0-10 ppm to 0-20000 ppm (2%vol)
• H₂ :   0-2000 ppm

Precision :   CH₄ - CO₂ - O₂ : ≤ ±2% FS / H₂S - H₂ : ≤ ±3% FS

Repeatability ≤ 1% FS

Zero & Span Drift :    ± 1% FS/week

Warm up time :    800 seconds (30 minutes to full specifications)

Response time (T₉₀) :   CH₄ - CO₂ - O₂: ≤ 10 s / H₂S - H₂: ≤ 30 s

Sample Gas Conditions :

• Flow rate :   Nominal 1L/min (0.7 to 1.2 L/min)
• Inlet pressure :   20 mbar mini - 500 mbar maxi
• Outlet pressure :    Atmospheric pressure
• Temperature Gas :    dew point +4°C
• Quality :   Free of dust, water and oil traces

Operation conditions :

• T_AMB :   +5 to 50°C
• P_AMB :   86 to 108kPa (860 to 1080 mbar)
• RH ≤ 95% non-condensing

Catalog